\title{This is a sample}
\author{Anung Ariwibowo}
\date{}

\begin{document}
\section{This is a section}

  \begin{frame}
    \frametitle{Optional Title for a Slide}
    Here is a slide
  \end{frame}

  \begin{frame}
    Here is another
  \end{frame}
\end{document}

